WUDNESH NABA; BIRHANU WOLDE. Participatory Demonstration of Pennisetum pedicelluatum and Elephant grass (Pennisetum purpureum) Strip as Biological Soil and Water Conservation Measures for Erosion Control . OMO International Journal of Sciences, v. 6, n. 2, p. 1-14, 28 Dec. 2023.